Functional Requirements of Building Enclosure to Keep Water Out
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Questions and Answers

What is the function of the building enclosure mentioned in the text?

  • To provide structural support to the building
  • To separate indoor and outdoor environments (correct)
  • To enhance natural lighting inside the building
  • To increase air circulation within the building
  • Which of the following is NOT an example part of the building enclosure mentioned in the text?

  • Roofs
  • Skylights
  • Windows
  • Interior walls (correct)
  • What is thermal conduction as described in the text?

  • Heat exchange between interior surfaces
  • Air transport of heat energy
  • Radiant heat exchange with exterior walls
  • Heat flow through solid materials (correct)
  • Why is insulation important in a building enclosure?

    <p>To minimize heat flow through assemblies</p> Signup and view all the answers

    How does a well-insulated building enclosure contribute to occupant comfort?

    <p>By minimizing heat exchange with exterior walls and ceilings</p> Signup and view all the answers

    What is one of the most important functions of the building enclosure mentioned in the text?

    <p>To prevent unwanted entry of rain, snow, ice, and groundwater</p> Signup and view all the answers

    Why is preventing water entry on exterior walls complicated?

    <p>Wind can force water through small openings in any direction, even upward</p> Signup and view all the answers

    What challenge can roofs face regarding water accumulation?

    <p>Water accumulation can make imperfections in the roofing system vulnerable to water entry</p> Signup and view all the answers

    Why should the building enclosure be able to tolerate reasonable quantities of moisture?

    <p>To avoid being completely free from water ingress forever</p> Signup and view all the answers

    What provisions should the building enclosure include according to the text?

    <p>Allowing unwanted moisture to escape and assemblies to dry</p> Signup and view all the answers

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